O'Fallon Holidays

  • Plan, book, travel with confidence

  • Better together

    Save up to S$1,300 when you book a flight and hotel together*

  • Find the right fit

    With over 300,000 hotels worldwide, it's easy to create a perfect package

  • Rest easy

    Plan, book, and manage your trip all in one place

Top hotels in O'Fallon

Sleep Inn & Suites O'Fallon MO - Technology Drive

Sleep Inn & Suites O'Fallon MO - Technology Drive

2.5 out of 5
1147 Technology Drive O'Fallon MO
Fully refundableReserve now, pay when you stay
The price is S$128 per night from 19 Jul to 20 Jul
S$128
19 Jul - 20 Jul
includes taxes & fees
9/10 Wonderful! (1,048 reviews)
"best Sleep Inn ever"

Reviewed on 8 Jul, 2026

Sleep Inn & Suites O'Fallon MO - Technology Drive
Comfort Inn & Suites St. Louis - O'Fallon

Comfort Inn & Suites St. Louis - O'Fallon

2.5 out of 5
100 Comfort Inn Ct O'Fallon MO
Fully refundableReserve now, pay when you stay
The price is S$112 per night from 4 Aug to 5 Aug
S$112
4 Aug - 5 Aug
includes taxes & fees
7.6/10 Good! (1,007 reviews)
"Staff was not supportive or helpful. Front desk kept insisting on our reservation being canceled yet they had one room available."

Reviewed on 10 Jul, 2026

Comfort Inn & Suites St. Louis - O'Fallon
Holiday Inn Express St. Louis West - O'Fallon by IHG

Holiday Inn Express St. Louis West - O'Fallon by IHG

2.5 out of 5
1175 Technology Dr O'Fallon MO
Fully refundable
The price is S$135 per night from 9 Aug to 10 Aug
S$135
9 Aug - 10 Aug
includes taxes & fees
8.6/10 Excellent! (946 reviews)
"Very noisy after hours. Called front desk. No answer. Took 45 minutes to get checked in"

Reviewed on 4 Jul, 2026

Holiday Inn Express St. Louis West - O'Fallon by IHG
See all 970 properties in O'Fallon
Lowest nightly price found within the past 24 hours based on a 1 night stay for 2 adults. Prices and availability subject to change. Additional terms may apply.

Stay near popular O'Fallon attractions

9-11 Memorial

7.6/10 (44 reviews)
This steel monument, crafted from World Trade Centre wreckage, honours first responders who perished on 9/11. Visitors can also view a piece of the WTC's red steel core inside the O'Fallon Municipal Centre.
See properties

What to do in O'Fallon

Downtown St. Louis Smartphone Guided Audio Walking Tour App

Downtown St. Louis Smartphone Guided Audio Walking Tour App

S$10
per adult
100% of travellers recommend
Downtown St. Louis Smartphone Guided Audio Walking Tour App
Best of St. Louis Small Group Tour w/ Arch & River Cruise

St. Louis Premium Small Group Tour With Arch & River Cruise

S$218
per adult
84% of travellers recommend
St. Louis Premium Small Group Tour With Arch & River Cruise
St. Louis Premium Driving Tour with Boat Ride & Arch

St. Louis Premium Driving Tour with Boat Ride & Arch

S$225
per adult
100% of travellers recommend
St. Louis Premium Driving Tour with Boat Ride & Arch
See all activities in O'Fallon

Frequently asked questions

How much does an O'Fallon holiday package cost?
You'll find cheap prices on Expedia for your O'Fallon getaway. However, a range of factors like the length of stay, the season and your choice of hotel will determine how much your holiday to O'Fallon costs.
What are the cheapest months to go to O'Fallon?
If you're looking to snag a cheap O'Fallon holiday package, consider planning a trip in December, January and February. You'll typically find lower prices on accommodation and flights during these quieter months — perfect for budget-conscious travellers.
How many days is enough for O'Fallon?
You can explore all the leading sights in O'Fallon within a few days, including the must-see 9-11 Memorial. If you're after an extended O'Fallon holiday, look at what sort of day trips and activities are available nearby.
Is it worth booking a holiday package to O'Fallon?
O'Fallon offers everything you need for an amazing getaway. Get your O'Fallon holiday off to a flying start by visiting popular attractions like CarShield Field.
How to find the best O'Fallon package deals?
Start your search for an O'Fallon package deal by entering your preferred travel dates and destination under our "Packages" tab. Then apply a few filters, like "Popular locations" and "Amenities," to tailor the results to your exact style. You can also sort by "Package discount" and browse offers that come with big savings. If you don't find the perfect O'Fallon package deal right away, just play around with your dates and search again. Remember that deals are only available for a limited time, so book early and get your O'Fallon getaway off to a flying start.
Is it cheaper to book an O'Fallon holiday as a package?
An Expedia holiday package could score you significant savings when compared to arranging flights and accommodation individually. Better still, you can tailor your O'Fallon getaway to fit your exact needs. Choose your preferred flight time, select the hotel type and add a rental car. Browse our bundle deals and find out how much you can save.
When to book a holiday package to O'Fallon?
If you're considering an impromptu O'Fallon adventure, browse our last-minute deals that can be booked up to one week before you go. Prefer not to wait until the last minute? You can score terrific deals on your hotels and flights by booking ahead.
How to plan a trip to O'Fallon?

  1. Pick your travel dates: The things you'd like to do in O'Fallon and your favourite season will help you decide when to travel.
  2. Budget wisely: Besides the cost of your accommodation, you'll need to consider other expenses. These include flights, food and transportation. Also, set aside a little extra for unexpected expenses that may come up during your trip to O'Fallon.
  3. Decide how long to go away for: Now that you're more familiar with O'Fallon, you can figure out the perfect length of your break. Pull together a rough itinerary and allocate enough time to cover everything you want to do.
  4. Combine your accommodation and airfare: Once you've nailed down your dates and duration, book the right O'Fallon holiday package for you.

Explore a world of travel with Expedia

* Savings based on package bookings compared to the price of the same components booked separately. Savings not available on all packages. Book Flight + Lodging, save up to 100% of flight price - Savings based on flight + lodging package prices as compared to the price of the same components available for booking separately before all discounts and rewards applied. Your bundled savings cover up to 100% of your flight. Savings vary based on origin/destination, length of trip, stay dates and travel suppliers. Savings not available on all flight + lodging package bookings.